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12. Run/Continuous Run Buttons (Encircled in Red) in VisualAnalog Toolbar, Collapsed Display
Adjusting the Amplitude of the Input Signal
The next step is to adjust the amplitude of the input signal for each channel as follows:
1.
Adjust the amplitude of the input signal so that the fundamental is at the desired level. Examine
the Fund Power reading in the left panel of the VisualAnalog Graph - AD9681 FFT window
(see Figure 13).
13. Graph Window of VisualAnalog
2.
Repeat this procedure for the other channels, if desired
3.
Click the floppy-disk icon within the VisualAnalog Graph - AD9681 FFT window to save the
performance data as a .csv formatted file for plotting or analysis.
Troubleshooting Tips
Lack of SPI communication will cause difficulty in configuring the ADC.
Rev 13 Nov 2013 01:53 | Page 15
Figure
Figure
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